Prior to entering private practice, David served as Deputy Attorney General with the Environmental Crimes Section of the Pennsylvania Office of Attorney General. As a Deputy Attorney General, David served as the lead trial attorney for complex environmental cases in state trial courts around the Commonwealth, and represented the OAG in appellate matters before state appellate courts. His duties also included review and approval of charging documents, search warrants, and investigative plans. David also served as a Special Assistant United States Attorney for the Eastern District of Pennsylvania, where he was involved in the prosecution of a significant laboratory fraud matter. His career began with the Office of Chief Counsel in the Department of Environmental Protection, serving as Assistant Counsel and Special Assistant Counsel, and representing the Commonwealth in environmental matters before the Environmental Hearing Board, Commonwealth Court, and Superior Court, and negotiating a number of the first redevelopment agreements under Act 2.
David served on the Environmental Hearing Board Rules Committee during his tenure as Chief Counsel of DEP.
David received his undergraduate degree in English, with honors, from Lynchburg College, and received his law degree from the Dickinson School of Law, where he served as Editor-in-Chief of the Dickinson Journal of Environmental Law & Policy. He also served as member of the Dickinson's mock trial team, which won a regional championship in New York City and competed in the national finals. David has served as a visiting judge to Dickinson’s Trial Advocacy and Appellate Advocacy programs and is currently serving as a litigation skills instructor at the law school.